<?php

/*
	Question2Answer (c) Gideon Greenspan

	http://www.question2answer.org/

	
	File: qa-include/qa-page-admin-stats.php
	Version: See define()s at top of qa-include/qa-base.php
	Description: Controller for admin page showing usage statistics and clean-up buttons


	This program is free software; you can redistribute it and/or
	modify it under the terms of the GNU General Public License
	as published by the Free Software Foundation; either version 2
	of the License, or (at your option) any later version.
	
	This program is distributed in the hope that it will be useful,
	but WITHOUT ANY WARRANTY; without even the implied warranty of
	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
	GNU General Public License for more details.

	More about this license: http://www.question2answer.org/license.php
*/

if (!defined('QA_VERSION')) { // don't allow this page to be requested directly from browser
    header('Location: ../');
    exit;
}

require_once QA_INCLUDE_DIR . 'qa-db-recalc.php';
require_once QA_INCLUDE_DIR . 'qa-app-admin.php';
require_once QA_INCLUDE_DIR . 'qa-db-admin.php';


//	Check admin privileges (do late to allow one DB query)

if (!qa_admin_check_privileges($qa_content))
    return $qa_content;


//	Get the information to display

$qcount = (int)qa_opt('cache_qcount');
$qcount_anon = qa_db_count_posts('Q', false);

$acount = (int)qa_opt('cache_acount');
$acount_anon = qa_db_count_posts('A', false);

$ccount = (int)qa_opt('cache_ccount');
$ccount_anon = qa_db_count_posts('C', false);


//	Prepare content for theme

$qa_content = qa_content_prepare();

$qa_content['title'] = qa_lang_html('admin/admin_title') . ' - ' . qa_lang_html('admin/stats_title');

$qa_content['error'] = qa_admin_page_error();

$qa_content['form'] = array(
    'style' => 'wide',

    'fields' => array(
        'q2a_version' => array(
            'label' => qa_lang_html('admin/q2a_version'),
            'value' => qa_html(QA_VERSION),
        ),

        'q2a_date' => array(
            'label' => qa_lang_html('admin/q2a_build_date'),
            'value' => qa_html(QA_BUILD_DATE),
        ),

        'q2a_latest' => array(
            'label' => qa_lang_html('admin/q2a_latest_version'),
            'type' => 'custom',
            'html' => '<iframe src="http://www.question2answer.org/question2answer-latest.php?version=' . urlencode(QA_VERSION) . '&language=' . urlencode(qa_opt('site_language')) .
                '" width="100" height="16" style="vertical-align:middle; border:0; background:transparent;" allowTransparency="true" scrolling="no" frameborder="0"></iframe>',
        ),

        'break0' => array(
            'type' => 'blank',
        ),

        'db_version' => array(
            'label' => qa_lang_html('admin/q2a_db_version'),
            'value' => qa_html(qa_opt('db_version')),
        ),

        'db_size' => array(
            'label' => qa_lang_html('admin/q2a_db_size'),
            'value' => qa_html(number_format(qa_db_table_size() / 1048576, 1) . ' MB'),
        ),

        'break1' => array(
            'type' => 'blank',
        ),

        'php_version' => array(
            'label' => qa_lang_html('admin/php_version'),
            'value' => qa_html(phpversion()),
        ),

        'mysql_version' => array(
            'label' => qa_lang_html('admin/mysql_version'),
            'value' => qa_html(qa_db_mysql_version()),
        ),

        'break2' => array(
            'type' => 'blank',
        ),

        'qcount' => array(
            'label' => qa_lang_html('admin/total_qs'),
            'value' => qa_html(number_format($qcount)),
        ),

        'qcount_users' => array(
            'label' => qa_lang_html('admin/from_users'),
            'value' => qa_html(number_format($qcount - $qcount_anon)),
        ),

        'qcount_anon' => array(
            'label' => qa_lang_html('admin/from_anon'),
            'value' => qa_html(number_format($qcount_anon)),
        ),

        'break3' => array(
            'type' => 'blank',
        ),

        'acount' => array(
            'label' => qa_lang_html('admin/total_as'),
            'value' => qa_html(number_format($acount)),
        ),

        'acount_users' => array(
            'label' => qa_lang_html('admin/from_users'),
            'value' => qa_html(number_format($acount - $acount_anon)),
        ),

        'acount_anon' => array(
            'label' => qa_lang_html('admin/from_anon'),
            'value' => qa_html(number_format($acount_anon)),
        ),

        'break4' => array(
            'type' => 'blank',
        ),

        'ccount' => array(
            'label' => qa_lang_html('admin/total_cs'),
            'value' => qa_html(number_format($ccount)),
        ),

        'ccount_users' => array(
            'label' => qa_lang_html('admin/from_users'),
            'value' => qa_html(number_format($ccount - $ccount_anon)),
        ),

        'ccount_anon' => array(
            'label' => qa_lang_html('admin/from_anon'),
            'value' => qa_html(number_format($ccount_anon)),
        ),

        'break5' => array(
            'type' => 'blank',
        ),

        'users' => array(
            'label' => qa_lang_html('admin/users_registered'),
            'value' => QA_FINAL_EXTERNAL_USERS ? '' : qa_html(number_format(qa_db_count_users())),
        ),

        'users_active' => array(
            'label' => qa_lang_html('admin/users_active'),
            'value' => qa_html(number_format((int)qa_opt('cache_userpointscount'))),
        ),

        'users_posted' => array(
            'label' => qa_lang_html('admin/users_posted'),
            'value' => qa_html(number_format(qa_db_count_active_users('posts'))),
        ),

        'users_voted' => array(
            'label' => qa_lang_html('admin/users_voted'),
            'value' => qa_html(number_format(qa_db_count_active_users('uservotes'))),
        ),
    ),
);

if (QA_FINAL_EXTERNAL_USERS)
    unset($qa_content['form']['fields']['users']);
else
    unset($qa_content['form']['fields']['users_active']);

foreach ($qa_content['form']['fields'] as $index => $field)
    if (empty($field['type']))
        $qa_content['form']['fields'][$index]['type'] = 'static';

$qa_content['form_2'] = array(
    'tags' => 'method="post" action="' . qa_path_html('admin/recalc') . '"',

    'title' => qa_lang_html('admin/database_cleanup'),

    'style' => 'basic',

    'buttons' => array(
        'recount_posts' => array(
            'label' => qa_lang_html('admin/recount_posts'),
            'tags' => 'name="dorecountposts" onclick="return qa_recalc_click(this.name, this, ' . qa_js(qa_lang('admin/recount_posts_stop')) . ', \'recount_posts_note\');"',
            'note' => '<span id="recount_posts_note">' . qa_lang_html('admin/recount_posts_note') . '</span>',
        ),

        'reindex_content' => array(
            'label' => qa_lang_html('admin/reindex_content'),
            'tags' => 'name="doreindexcontent" onclick="return qa_recalc_click(this.name, this, ' . qa_js(qa_lang('admin/reindex_content_stop')) . ', \'reindex_content_note\');"',
            'note' => '<span id="reindex_content_note">' . qa_lang_html('admin/reindex_content_note') . '</span>',
        ),

        'recalc_points' => array(
            'label' => qa_lang_html('admin/recalc_points'),
            'tags' => 'name="dorecalcpoints" onclick="return qa_recalc_click(this.name, this, ' . qa_js(qa_lang('admin/recalc_stop')) . ', \'recalc_points_note\');"',
            'note' => '<span id="recalc_points_note">' . qa_lang_html('admin/recalc_points_note') . '</span>',
        ),

        'refill_events' => array(
            'label' => qa_lang_html('admin/refill_events'),
            'tags' => 'name="dorefillevents" onclick="return qa_recalc_click(this.name, this, ' . qa_js(qa_lang('admin/recalc_stop')) . ', \'refill_events_note\');"',
            'note' => '<span id="refill_events_note">' . qa_lang_html('admin/refill_events_note') . '</span>',
        ),

        'recalc_categories' => array(
            'label' => qa_lang_html('admin/recalc_categories'),
            'tags' => 'name="dorecalccategories" onclick="return qa_recalc_click(this.name, this, ' . qa_js(qa_lang('admin/recalc_stop')) . ', \'recalc_categories_note\');"',
            'note' => '<span id="recalc_categories_note">' . qa_lang_html('admin/recalc_categories_note') . '</span>',
        ),

        'delete_hidden' => array(
            'label' => qa_lang_html('admin/delete_hidden'),
            'tags' => 'name="dodeletehidden" onclick="return qa_recalc_click(this.name, this, ' . qa_js(qa_lang('admin/delete_stop')) . ', \'delete_hidden_note\');"',
            'note' => '<span id="delete_hidden_note">' . qa_lang_html('admin/delete_hidden_note') . '</span>',
        ),
    ),

    'hidden' => array(
        'code' => qa_get_form_security_code('admin/recalc'),
    ),
);

if (!qa_using_categories())
    unset($qa_content['form_2']['buttons']['recalc_categories']);

if (defined('QA_BLOBS_DIRECTORY')) {
    if (qa_db_has_blobs_in_db())
        $qa_content['form_2']['buttons']['blobs_to_disk'] = array(
            'label' => qa_lang_html('admin/blobs_to_disk'),
            'tags' => 'name="doblobstodisk" onclick="return qa_recalc_click(this.name, this, ' . qa_js(qa_lang('admin/blobs_stop')) . ', \'blobs_to_disk_note\');"',
            'note' => '<span id="blobs_to_disk_note">' . qa_lang_html('admin/blobs_to_disk_note') . '</span>',
        );

    if (qa_db_has_blobs_on_disk())
        $qa_content['form_2']['buttons']['blobs_to_db'] = array(
            'label' => qa_lang_html('admin/blobs_to_db'),
            'tags' => 'name="doblobstodb" onclick="return qa_recalc_click(this.name, this, ' . qa_js(qa_lang('admin/blobs_stop')) . ', \'blobs_to_db_note\');"',
            'note' => '<span id="blobs_to_db_note">' . qa_lang_html('admin/blobs_to_db_note') . '</span>',
        );
}


$qa_content['script_rel'][] = 'qa-content/qa-admin.js?' . QA_VERSION;
$qa_content['script_var']['qa_warning_recalc'] = qa_lang('admin/stop_recalc_warning');

$qa_content['navigation']['sub'] = qa_admin_sub_navigation();


return $qa_content;


/*
	Omit PHP closing tag to help avoid accidental output
*/